Home / 50,358.79-75,470.15-19,177.03

Finding the Fourth Proportional to 50,358.79, 75,470.15 and 19,177.03

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Solution

The fourth proportional to 50,358.79, 75,470.15 and 19,177.03 is: 28,739.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,358.79 : 75,470.15 = 19,177.03 : x
  2. Step 2: Convert to fraction form
    50,358.79/75,470.15 = 19,177.03/x
  3. Step 3: Cross multiply
    50,358.79x = 75,470.15 × 19,177.03
  4. Step 4: Simplify right side
    50,358.79x = 1,447,293,330.65
  5. Step 5: Solve for x
    x = 1,447,293,330.65/50,358.79
  6. Step 6: Final answer
    x = 28,739.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.